Manga like Shiganbana

Jiraishin

Also known as Ice Blade.

Status: Finished
Genres: Action , Drama , Mystery , Psychological

Kyoya Ida is a hard-nosed detective from the Shinjuku Police precinct. He is known in the force as an unreasonable type who would use lethal force to solve cases, making him unpopular with the enlisted and high-ranking officers in the National Police Agency.

Despite this fact, there are some in the force that admire Ida for his bravery and cleverness in using lethal force to solve criminal cases whenever legal means are met in a dead end.

Tags: Seinen , Detective , Police , Male Protagonist , Guns , Episodic , Nudity , Anti-Hero

Silencer

Status: Finished
Genres: Action , Drama

Shizuka is a policewoman who loves her silencer more than anything. Back in Japan after an internship in the United States, she is banned from the police. Transferred to the sordid "Security Annex Office," she has to team up with a corrupt and perverse coworker. During a trivial investigation, she witnesses an atrocious murder and decides to lead the investigation. She does not know it yet, but she's going to encounter a terrible threat!



Tags: Seinen

Strain

Also known as Strain.

Status: Finished
Genres: Action , Drama , Mystery , Romance

Mysterious assassin Mayo, a Japanese man in Malaysia, will kill anyone you want for just five dollars.

Of course, he'll kill you for five dollars too, but doesn't that just even the score? With outcast allies at his side and formidable enemies against him, Mayo is the only one who can stop a conspiracy that stretches around the world!

Tags: Police , Seinen , Male Protagonist , Yakuza , Mafia , Primarily Adult Cast , Crossdressing , Assassins

MUJINA INTO THE DEEP

Also known as Mujina into the Deep.

Status: Releasing
Genres: Action

A young assassin girl armed with a katana is hunting down her targets in a busy metropolitan city named Tsukumo.

Tags: Female Protagonist , Swordplay , Seinen , Assassins , Dystopian , Class Struggle , Urban , Gore , Crime , Nudity , Ensemble Cast , Cyberpunk , Bisexual

Freesia

Status: Finished
Genres: Action , Drama , Psychological

Freesia is set in an alternative Japanese society that is at war, and has passed a law legalizing retaliatory killings. If somebody kills your loved one, you are legally sanctioned to kill, or hire someone to kill, the victimizer. The manga is set around a character who works for a firm that specializes in these retaliatory killings.



Tags: Seinen , Guns , Assassins , Tragedy , Dystopian , Primarily Adult Cast , Male Protagonist , Denpa , Gore , Philosophy , Work , Meta , Anti-Hero , Nudity , Revenge , Politics , War , Military , Suicide

Heiwa no Kuni no Shimazaki e

Also known as Shimazaki in the Land of Peace.

Status: Releasing
Genres: Action , Slice of Life

After surviving a terrorist incident as a child, Shingo Shimazaki was forced to join the League for Economic Liberations' revolutionary army. Now, thirty years later, he's back in Japan and trying to assimilate to a normal life. His Japanese may be awkward, and his grasp of ordinary tasks a little weak, but he has all the combat and surveillance training of a green beret. There are many kindhearted souls who want to help him - and a few not so kind ones who will do anything to stop him.

Tags: Seinen , Terrorism , Military , Primarily Adult Cast , Male Protagonist , Criminal Organization , Rehabilitation , Bullying , Crime

Kagurabachi

Also known as Kagurabachi.

Status: Releasing
Genres: Action , Drama

Young Chihiro spends his days training under his famous swordsmith father. One day he hopes to become a great sword-maker himself. The goofy father and the serious son--they thought these days would last forever. But suddenly, tragedy strikes. A dark day soaked in blood. Chihiro and his blade now live only for revenge.



Note:
Winner of the Tsugimanga 2024 Award in the Print Manga Category.

Tags: Swordplay , Revenge , Urban Fantasy , Shounen , Male Protagonist , Magic , Yakuza , Gore , Mafia , Gangs , Anti-Hero , Tragedy , Time Skip , Torture